Dental rack



FIG. 1 is an isometric perspective front view of the dental rack, showing my new design;

FIG. 2 is a front view thereof;

FIG. 3 is a rear view thereof;

FIG. 4 right side view thereof; the left side view being a mirror image thereof;

FIG. 5 is a top view thereof;

FIG. 6 is a bottom view thereof; and,

FIG. 7 is a sectional view taken along line 7-7 in FIG. 5. 

CLAIM The ornamental design for a dental rack, as shown and described. 